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释义
the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > phylum Platyhelminthes > [noun] > class Nemertea > member of > body cavity in (2)
rhynchocoelom1890

= rhynchocoel, n. 2.

rhynchocoel1896

In a nemertean worm: a fluid-filled tubular body cavity containing the introverted proboscis. Also: a cavity enclosing the extensible proboscis in…

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更新时间:2024/12/22 21:54:54